A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
Classification: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 6105-01-573-2179
NSN 6220-01-485-9737
NSN 5975-00-409-0791
NSN 5965-01-498-8113
NSN 5965-01-406-3156
NSN 5960-01-503-0362
NSN 5905-01-384-6980
NSN 5930-00-633-8008
NSN 5910-00-854-3358
NSN 5999-01-517-9604
NSN 5996-01-519-1293
NSN 4140-01-134-9838